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psychological

American  
[sahy-kuh-loj-i-kuhl] / ˌsaɪ kəˈlɒdʒ ɪ kəl /
Sometimes psychologic

adjective

  1. of or relating to psychology.

  2. pertaining to the mind or to mental phenomena as the subject matter of psychology.

  3. of, pertaining to, dealing with, or affecting the mind, especially as a function of awareness, feeling, or motivation.

    psychological play;

    psychological effect.


psychological British  
/ ˌsaɪkəˈlɒdʒɪkəl /

adjective

  1. of or relating to psychology

  2. of or relating to the mind or mental activity

  3. having no real or objective basis; arising in the mind

    his backaches are all psychological

  4. affecting the mind

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • nonpsychologic adjective
  • nonpsychological adjective
  • prepsychological adjective
  • pseudopsychological adjective
  • psychologically adverb
  • semipsychologic adjective
  • semipsychological adjective
  • unpsychological adjective

Etymology

Origin of psychological

First recorded in 1785–95; psycholog(y) + -ical

Compare meaning

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The difference between $3.98 per gallon and $4.02 per gallon is minimal in practice, but the jump is a bit of a psychological barrier for consumers that could weigh on optimism and spending.

From Barron's • Mar. 31, 2026

These measures, enacted by more than half the states, shielded children from a discredited and abusive practice that fails to achieve its aims while inflicting serious, lasting psychological harms.

From Slate • Mar. 31, 2026

I often wonder about the psychological effect on participants as their lives are laid bare for all to see.

From Los Angeles Times • Mar. 26, 2026

I greatly admire your column for both its financial insights and its understanding of the psychological and family dynamics behind these decisions.

From MarketWatch • Mar. 23, 2026

He read a psychological analysis done by the CIA.

From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin